--itia has been gathering battling for control. foreign governments have urged citizens to leave. the greek navy has evacuated almost 200 foreign nationals from libya. its warship is now docked in athens. the u.s. senate is due to release a report on interrogation methods used in the aftermath of the september 11 attacks and it is expected to say the harsh measures used did not yield any significant intelligence information, but president barack obama, once a vocal opponent of the course of methods used on terror suspects, is urging critics not to judge the bush ministration to harshly , saying it was under pressure at the time. >> president obama was clear. the torture of suspected terrorists was a mistake and should not have happened. >> in the immediate aftermath of 9/11, we did some things that were wrong. we did a whole lot of things that were right, but we tortured some folks. we did some things that were contrary to our values. >> after 2001, the cia tortured suspected terrorists on guantanamo prison and officials called what they did enhance interrogation. they had governm